28309190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2393}}^1$

素因数の和:2433

約数の個数: 48

約数和(自身を含む): 63086688

約数和(自身を除く): 34777498

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 2393, 4786, 5915, 11830, 11965, 16751, 23930, 31109, 33502, 62218, 83755, 155545, 167510, 217763, 311090, 404417, 435526, 808834, 1088815, 2022085, 2177630, 2830919, 4044170, 5661838, 14154595, 28309190]

約数ペア:

[(1, 28309190), (2, 14154595), (5, 5661838), (7, 4044170), (10, 2830919), (13, 2177630), (14, 2022085), (26, 1088815), (35, 808834), (65, 435526), (70, 404417), (91, 311090), (130, 217763), (169, 167510), (182, 155545), (338, 83755), (455, 62218), (845, 33502), (910, 31109), (1183, 23930), (1690, 16751), (2366, 11965), (2393, 11830), (4786, 5915)]